MCQ
A car accelerates on a horizontal road due to force exerted by
  • A
    The engine of the car
  • B
    The driver of the car
  • C
    The earth as weight of the car
  • The road

Answer

Correct option: D.
The road
d
(d)

Due to frictional force by the road.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

A projectile crosses two walls of equal height $H$ symmetrically as shown The height of each wall is  ........ $m$
A public park, in the form of a square, has an area of $(100 \pm 0.2) m ^2$. The side of park is ......... $m$
The distance of a geo-stationary satellite from the centre of the earth (Radius $R = 6400\, km$) is nearest to
The figure represents the instantaneous picture of a longitudinal harmonic wave travelling along the negative $x$-axis. Identify the correct statement $(s)$ related to the movement of the points shown in the figure. The maximum displaced points are
The radius of the earth is $6400\, km$ and $g = 10\,m/{\sec ^2}$. In order that a body of $5 \,kg$ weighs zero at the equator, the angular speed of the earth is
A man weighs $80\,kg.$ He stands on a weighing scale in a lift which is moving upwards with a uniform acceleration of $5m/{s^2}.$ What would be the reading on the scale. $(g = 10m/{s^2})$  ............ $N$
A car is moving with a uniform speed on a level road. Inside the car there is a balloon filled with helium and attached to a piece of string tied to the floor. The string is observed to be vertical. The car now takes a left turn maintaining the speed on the level road. The balloon in the car will
A metal ball of mass $2 \,kg$ moving with a velocity of $36 \,km/h$ has an head on collision with a stationary ball of mass $3 \,kg$. If after the collision, the two balls move together, the loss in kinetic energy due to collision is ........ $J$
Satellites orbiting the earth have finite life and sometimes debris of satellites fall to the earth. This is because,
Each of the two strings of length $51.6\,\, cm$ and $49.1\,\,  cm$ are tensioned separately by $20\,\, N$ force. Mass per unit length of both the strings is same and equal to $1\,\, g/m.$ When both the strings vibrate simultaneously the number of beats is